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Translated from — microcontrollertip, Mark de Clercq, Dialog Semiconductor Summary: The latest version of the Bluetooth communication standard was released in January 2018. The most notable fea...[Details]
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How RS-485 transceivers with OOK modulation simplify power line communications in building automation systems
As I write this, it's the height of the Texas summer, with temperatures ...[Details]
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At present, the reasons that limit the popularization of urban intelligent driving functions are mainly divided into two aspects. First, autonomous driving relies on high-precision maps. In my coun...[Details]
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This circuit is used for amplifier circuits with a range of 2 1* and 20 1*. If the range is greater than 200 1*, it can be directly used for calibration of the meter head parallel common current r...[Details]
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In the production process of chips, they will go through many processes such as doping, layering, lithography and heat treatment, and each step must meet extremely demanding physical property require...[Details]
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Preface This is a new picture of development that is a mixture of the old and the new, and a transformation of kinetic energy. In the tall red brick factory building with a sense of age, red hot molte...[Details]
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On the evening of February 25, Huafeng Testing & Control released its 2021 performance announcement. In 2021, the company achieved operating income of 878,269,295.84 yuan, a year-on-year increase of ...[Details]
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Code: #include reg52.h #include intrins.h #define uchar unsigned char #define uint unsigned int void DelayMS(uint x) { flying i; while(x--) { for(i=120;i 0;i--); } } void main() ...[Details]
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If inductors L1 and L2 are wound on the same iron core, the two inductors are coupled to each other. In addition to self-inductance, there is also mutual inductance M. The coupling coefficient is u...[Details]
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Analyze and display the results
The logic analyzer acquires data stored in memory in real time and can be used in a variety of display and analysis modes. Once the information is stored in the system...[Details]
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The resistance of a new dry cell battery is very small, only a few tenths of an ohm. The error when measuring resistance with a multimeter is very large, so a multimeter is generally not used to meas...[Details]
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MaxLinear and its wholly owned subsidiaries, focused on the development of analog and mixed-signal integrated circuits for the connected home, wired and wireless infrastructure, and industrial and mu...[Details]
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Late last month, the U.S. Patent Office granted Apple a patent that was published this week by the European Patent Office. The invention relates to a smart fabric that can adjust its appearance throu...[Details]
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The 2019 Global Energy Internet and China-Africa Energy and Power Conference, which opened in Beijing recently, conveyed an important message. After Northeast Asia took the lead in taking substanti...[Details]
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4. Amplifier Noise Figure Calculation
4.1 Inverting Input Op Amp Noise Figure Calculation
assumed:
The total output noise is calculated as follows:
4.2 Non-Inverting Inpu...[Details]